https://doi.org/10.1140/epjcd/s2004-03-1684-9
PS05 Hadronic Physics
η c and η b in two-photon collisions
Institute for High Energy Physics, Protvino 142281, Russia
Received:
15
October
2003
Accepted:
9
January
2004
Published online:
17
February
2004
Recent results on formation of η c (2980) meson at LEP 1 and LEP 2 energies and search for η b at LEP 2 are presented. η c (2980) is seen in different decay modes and its two-photon radiative decay width is measured.
© Società Italiana di Fisica, Springer-Verlag, 2004